109385449581744 has 160 divisors (see below), whose sum is σ = 364713044410880. Its totient is φ = 30740641516800.

The previous prime is 109385449581739. The next prime is 109385449581887. The reversal of 109385449581744 is 447185944583901.

It is a happy number.

109385449581744 is a `hidden beast` number, since 1 + 0 + 9 + 3 + 8 + 5 + 449 + 5 + 8 + 174 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296310922 + ... + 296679849.

It is an arithmetic number, because the mean of its divisors is an integer number (2279456527568).

Almost surely, 2^{109385449581744} is an apocalyptic number.

109385449581744 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

109385449581744 is an abundant number, since it is smaller than the sum of its proper divisors (255327594829136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109385449581744 is a wasteful number, since it uses less digits than its factorization.

109385449581744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592990856 (or 592990844 counting only the distinct ones).

The product of its (nonzero) digits is 696729600, while the sum is 72.

The spelling of 109385449581744 in words is "one hundred nine trillion, three hundred eighty-five billion, four hundred forty-nine million, five hundred eighty-one thousand, seven hundred forty-four".